This DirectX SDK release contains updates to tools, utilities, samples, documentation, and runtime debug files for x64 and x86 platforms. This release also include a public pre-release Direct3D 10.
For additional information please see Microsoft DirectX Developer Center along with reviewing the Readme for last-minute updates.

This tool checks your computer for infection by specific, prevalent malicious software (including Blaster, Sasser, and Mydoom) and helps to remove the infection if it is found. Microsoft will release an updated version of this tool on the second Tuesday of each month.

Download and run the Windows 7 Upgrade Advisor to see if your PC is ready for Windows 7. It scans your hardware, devices, and installed programs for known compatibility issues, gives you guidance on how to resolve potential issues found, and recommends what to do before you upgrade.